Questions tagged [uuid]

A Universally Unique Identifier is a device-identifying string that is 128 bits long.

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3 answers

/dev/disk/by-id on macOS?

Suppose that we are doing some operations on drives using for example diskutil. Usually we use /dev/diskX to indicate which drive we are working on, but the number X could change next time we connect ...
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1 vote
0 answers

How to identify a bluetooth device?

I am having kernel—task taking up to 1000% of my CPU, starting the fan and making the iMac unresponsive. (Catalina 10.15.7) In trying to identify the cause I looked in the logs where I have 2 or 3 ...
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7 votes
1 answer

How can I query the hardware UUID of a Mac programmatically from a command line?

The hardware universally unique identifier (UUID) can often be used by developers to associate information unique to a Mac. This identifier will usually persist through OS upgrades or reinstalls, as ...
  • 904
1 vote
0 answers

How to delete all partitions from iMac without an OS installed and rebuild a fusion drive without UUID

a friend of mine bought a second hand iMac and they erased sort of everything from the iMac before it was given to him. There is no OS installed and it's not possible to instal a new version from OSX ...
  • 11
3 votes
1 answer

How do I print my logical volume group UUID to file?

I'm in the process of trying to automate getting the LVGUUID and printing it as a string to a text file, or better piping it in terminal to other commands. All I can do right now is diskutil ...
1 vote
1 answer

Restore Permissions to external HDD

To read/write NTFS (Windows-formatted) external HDDs on my Mac, I have installed FUSE for OS X (version 3.2.0) and NTFS-3G (version 2015.3.14, installed with homebrew and the instructions from NTFS-3G)...
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4 votes
4 answers

How can I change an NTFS Volume UUID?

I just upgraded my Mac to Mac OS X El Capitan and I wanted to update my Windows 7 to Windows 10. But, before that, I need to make a backup of my Windows partition. As I've done it before, I have a ...
0 votes
1 answer

ITunes backups - how's the UID generated?

I'm struggling with an issue with an encrypted backup (see Apple Backup encrypted format specs? I need to decrypt part of a backup (for which I have the key) that iTunes won't restore and How to ...
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2 votes
1 answer

Can one iPhone be registered to multiple Developer accounts?

I have an Apple iOS Developer account and I registered my iPhones UUID to this account (to create Provisioning Profiles, etc.). Is it possible to add this iPhones UUID to another iOS Developer ...
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5 votes
4 answers

MacBook Air serial number

I am seeking to find a Macbook Air serial number from within the backup files created by the Mountain Lion operating system and stored on an external hard drive. Exactly which file do I need to be ...
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0 votes
1 answer

Is the UUID command missing in 10.8.2?

I just noticed that the uuid command is no longer working on my MacBook. One possibility is that it was removed when I upgraded to Mountain Lion. The man page is still available. man uuid Does ...
  • 103
1 vote
2 answers

How to get UUID with Python?

System Report will display the system's Hardware UUID in the format 01234567-89ab-cdef-0123-456789abcdef. Using the shell we can retrieve the same UUID: ioreg -rd1 -c IOPlatformExpertDevice | grep -...
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